Top 10 Best Testo 557

Efficient The testo 557 is ideal for servicing air conditioners, refrigeration systems and heat pumps and replaces the multitude of tools needed by HVACR contractors and technicians. Versatile Accurately measure high and low pressure, evaporation and condensation temperature and take advantage of the automatic calculation of superheating and subcooling. Convenient Thanks to the 4-way valve and automatic heat pump mode, there is no need to switch over to different refrigerant hoses, which enables a quick and easy application. Set Includes two pipe clamp temperature probes, one external pirani probe for vacuum measurement and a set of four hoses, as well as a protective hard-shell case. Refrigeration App Follow all measurements remotely via Bluetooth from a smartphone or tablet. Send results directly from the job site for a more convenient documentation.

Package Dimensions 2.54 cms L x 6.858 cms W x 21.59 cms H. Product Type Precision Measuring. Package Quantity 1. Country Of Origin China.

State-of-the-art The testo 557s digital 4- valve manifold replaces multiple HVAC tools and was developed to efficiently lighten your workload and deliver the most accurate results possible. 4 Hoses included This kit includes 3 high quality hoses in blue, red and yellow, each 5 ft. long, SAE straight and 45 angle, suitable for all common refrigerants. 552i Micron Gauge The testo 552i achieves precise deep vacuum measurements down to single digit resolutions andprovides notifications when the evacuation targetis met. 115i Thermometer Thanks to a grip of up to 1.5, the wireless pipe clamp thermometer provides quick and convenient temperature and flow and return temperature measurements of pipes. Smart App Take advantage of clearly visualized documentation from a smartphone or tablet. Remotely operate service and maintenance tasks and send results directly from the job site.

Efficient The combustion tool was made for the challenges of intensive daily use and measures carbon monoxide and O2 level, temperature, draft, and differential pressure. Commercial Use Easily carry out legally prescribed measurements thanks to the integrated fine pressure and 4 Pa measurement, as well as instant draft and gas zeroing. Easy application Start measuring from standby mode at the touch of a button. Extra strong magnets at the back of the meter enable a hands free and secure measuring operation. Durable The flue gas meter is equipped with an extremely sensitive CO and O2 sensor with up to 6 years of life expectancy and a measuring range up to 4,000 ppm. Complete Set O2 and CO sensors 4,000 ppm, power supply USB, probes and filters, easyHeat software, wireless printer and spare thermal paper.

Wireless printer with integrated magnets for professional jobsite documentation. All the measurements you need, including draft and pressure. Fast 30-second startup so you can get testing quickly. Country of origin Germany.

Efficient The testo 310 is ideal for more complex flue gas analysis, maintenance, safety checks, and furnace efficiency confirmations of residential heating systems. Versatile With its advanced sensor technology, the carbon monoxide meter offers accurate readings of O2, CO2, ambient CO, draft and pressure, temperature and combustion efficiency. Durable Thanks to its rugged housing with an integrated, kink-resistant hose, the combustion performance tool is securely protected from impact and leaks. Easy operation Equipped with a backlit display, quick-start and integrated condensation tap and magnet, the instrument delivers a hands-free and easy application. Complete Set Includes a probe with cone, extra hoses and particulate filters as well as a pressure plug and a protective hard-shell case.

Efficient Over 60 refrigerant profiles, precise pressure and temperature measurements, as well as superheat and subcooling calculation make the testo 550s the tool for every HVAC job. Versatile The tool can be combined with a number of air and surface probes that make it easier than ever to make measurements even in areas that are difficult to access for conventional devices. Easy-to-use Thanks to its simplified menu structure, backlit display, IP42 certified, rugged housing and 2-way valve block with 3 connections, the device is handy and user-friendly. 115i Thermometer Thanks to a grip of up to 1.5, the wireless pipe clamp thermometer provides quick and convenient temperature and flow and return temperature measurements of pipes. Smart App Take advantage of clearly visualized documentation from a smartphone or tablet. Remotely operate service and maintenance tasks and send results directly from the job site.

testo HVACR Complete Kit incl. 2 ea - 549i, 115i, 605i 1 ea - 405i, 410i, 510i, 805i, 905i. Carry out all measurements in the areas of heating, air conditioning, refrigeration and ventilation with one kit. Testo 549i now includes 45degrees- angled hose connections. Testo 605i now includes 90degrees- foldable probe. Carry out all measurements in the areas of heating, air conditioning, refrigeration and ventilation with one kit.

Stabilizes in under 5 seconds with -1 accuracy. New Rapid rail technology uses pipe to complete circuit so ambient conditions dont affect temperatures. Place at any location grillesreturnsductplenums. Powerful enough to go through walk-ins. Reliable pressures regardless of location. Included Components Job Link Charge And Air Kit.

Accurate The testo 552i achieves precise deep vacuum measurements down to single digit resolutions and provides notifications when the evacuation target is met. Easy-to-use The device is equipped with a built-in 45 angle for convenient installation and rugged IP 54 certified housing, which makes it extraordinarily compact and reliable. Clever For the purposes of wireless vacuum measurement, the testo 552i automatically connects to digital manifolds and can be used via just one service port and no loss of refrigerant. Efficient The gauge identifies vacuum in a rapid and easy manner and can display data on the digital manifold screen and in the testo Smart App in real time. Smart App Take advantage of clearly visualized documentation from a smartphone or tablet. Remotely operate service and maintenance tasks and send results directly from the job site.